Legal Due Diligence managed by Sentinel Legal · Lyon, France / Geneva, Switzerland · Aurelien Rocher
API 19C / ISO 13503-2 certified sand RIGI Law 27.742 eligible JOLOT S.A.S. CUIT 30-71635875-1 Registered 22/02/2019 · BORA 11266/19
Investment Opportunity · Confidential · Tranche 1 open

Secured convertible note. API 19C frac sand. In-basin position.

US$2.4M total across 3 tranches. Tranche 1 US$500K anchor: 30% discount, US$6M cap, gold cateo participation. 18 months. 10% p.a. Personal guarantee from founder and principal shareholder on all tranches.

US$500KTranche 1 anchor (US$2.4M total across 3 tranches) · Tickets from US$25K · Tranche 1 open
Schedule 15-min call Request data room access Teaser (PDF)
Legal Due Diligence Counsel

Sentinel Legal

Aurelien Rocher at Sentinel Legal (Lyon, France / Geneva, Switzerland) leads the legal due diligence on the JOLOT bridge convertible. The 57-item Vendor Due Diligence request list is managed by Sentinel; the data room operates under Sentinel oversight; every NDA-signed investor receives Sentinel-issued access credentials.

Independent international counsel. Cross-jurisdictional review (Argentine corporate, Swiss / French private placement). Direct contact for VDD questions: aurelien.rocher@sentinelegal.ch.

Argentine market · 2026
7M tons / year
+10.2% CAGR · legacy incumbent (75% share) in collapse
Target price
US$100/ton
Base case · 35 km from Vaca Muerta epicenter

Last-mile position avoids ~US$20/ton in intermediate unloading, storage and reload costs that other suppliers carry.

The asset

Certification, independent validation, validated CAPEX.

3.2M t cubicated / 80M+ t potentialBlock model on 600 ha studied. SiO₂ >70%. API 19C / ISO 13503-2 certified.
Proprietary UNSJ vision systemSand-quality vision system developed with Universidad Nacional de San Juan under technology-transfer agreement. Quality analysis in minutes versus days using conventional methods.
Land + concession29,376 hectares plus 27 km of own Río Colorado coastline (field secured under a lease agreement with a purchase option; additional detail under NDA). JOLOT also holds 53,000 hectares of certified (43-101) gold and copper mines and prospecting rights in San Juan, and 100,000 hectares of quartz (sand) prospecting rights on and around the field.
Scalable capacityPlant 50 t/hr raw, ~240,000 t/year designed, plan to 1M t/year.
Certified mines valueCertified mines (43-101 report available in advanced-investor data room) carry market valuation, per international protocols, of US$40-70M, at reference ounce US$2,500 (vs US$4,700 spot).
Why Argentina, why now

Macro as of 30 April 2026.

"These numbers and these objective measurements demonstrate Argentina's overall positive trend."

Monthly CPI inflation3.4% MoM · 32.6% annual (March 2026)
BCRA gross reservesUS$46.24B, +US$5.5B bought YTD 2026
RIGI Vaca Muerta approvedUS$17.9B
Brent CrudeUS$109/barrel
Fitch Argentina sovereignB- (upgraded 5 May 2026)

Full macro detail and risk register in data room.

Institutional video

JOLOT Sand Solutions.

Institutional video, April 2026. Audio in Spanish.

Bridge economics

The numbers.

Plant payment schedule

Month 1US$150,000 · initial payment, secures purchase option
Month 2US$150,000 · second instalment
Month 3US$200,000
Month 4US$300,000
Month 5US$600,000 · plant 100% paid
Total Phase 1US$1.4M net to CDE Global

Use of proceeds by tranche

Tranche 1: US$500K
30% discount, US$6M cap, gold cateo participation		Plant payments 1 and 2 (US$300K), site setup, partial Month 3 OPEX. Covers Bailey bridge contract and site mobilization.
Tranche 2: US$800K, target Sep 2026
20% discount, US$8M cap. Gated on signed offtake LOI.		Plant payments 3 and 4 (US$500K), Month 3 to Month 4 OPEX bridge. Closes only after Tier 1/2 LOI signed and plant title path confirmed.
Tranche 3: US$1.1M, terms TBD
Terms set at Tranche 2 close, not more favourable than Tranche 1. Gated on production at scale.		Plant payment 5 (US$600K), working capital through steady state at 15,000 t/month. May be reduced or cancelled if full US$2.4M is not required.

Investors do not pay VAT on their investment. JOLOT pays input VAT on equipment invoices from CDE Global, recoverable as input VAT credit against first production.

Investment structure

Convertible note. Simple, standard, fast.

Instrument
Secured convertible note (3 tranches)
Total raise
US$2.4M across Tranches 1 to 3
Term
18 months from Tranche 1 close
Interest rate
10% per annum (all tranches)
Tranche 1 (anchor)
US$500K, 30% discount, US$6M cap, 1% gold cateo participation if no Series A in 12 months.
Tranche 2 (follow-on)
US$800K, 20% discount, US$8M cap. Target Sep 2026. Gated on signed Tier 1/2 offtake LOI.
Tranche 3 (final)
US$1.1M, terms TBD (not more favourable than Tranche 1). Gated on production at scale. May be reduced or cancelled.
Collateral
Personal guarantee from Sergio Kalierof (founder, principal shareholder) on all tranches. Argentine pagaré, NY-law Reg S for non-US persons.
Minimum ticket
US$25,000
Anchor allocations
Welcome. No cap. Direct negotiation via sergio@jolot.net.
Operating bank
Banco Santander Argentina (USD + ARS)
Issuer entity
JOLOT S.A.S. (Argentine company, BORA 11266/19, 2019)

Investor protection: note backed by personal guarantee from the founder. Legal due diligence led by Sentinel Legal (Lyon, France / Geneva, Switzerland). If no Series A before maturity, redeemed in cash with accrued interest.

Team

The team.

SK

Sergio Kalierof

Founder · Personal Guarantor · Mining Network

San Juan. Founder and principal shareholder of JOLOT. Personal guarantee on the bridge and direct access to the Argentine mining network.

Marcelo Marty

Marcelo Marty

Director of Operations

Buenos Aires. 25+ years in Oil & Gas and port operations. Tomas Marty's brother. Ex-NRC Egypt (BP), ex-VALE, ex-SEACOR.
LinkedIn →

TM

Tomas Marty

Round Facilitation · Capital Structure

Cork, Ireland. Ex-Kreditech (German fintech unicorn, Peter Thiel and Rakuten). 15 years in finance. Facilitates the bridge round.

Next step

Talk to the Argentina team.

Operations in Buenos Aires, mining network in San Juan. Response within 24 business hours. Teaser and calculator below.

Operations · Buenos Aires

Marcelo Marty

Tomas's brother. 25+ years in Oil & Gas, port operations and HSE.
ex-NRC Egypt · ex-VALE · ex-SEACOR

WhatsApp Email
Partner-investor · San Juan

Sergio

Argentine regional mining network.
Technical due diligence and services network.

WhatsApp Email
Bridge Teaser (3 Tranches)PDF · Tranche 1 US$500K anchor Return CalculatorInteractive tool
Latest developments

What's moving the thesis.

Key macro and sector data points, updated as conditions evolve. Full feed →

15 MAY
Brent crude holds above US$109/bbl as Iran supply disruption tightens market
ICE / Reuters
14 MAY
Vaca Muerta crude output hits record 456,000 bbl/d; new mining approvals under RIGI
Sec. de Energía · Min. de Economía
5 MAY
Fitch upgrades Argentina to B- stable outlook; RIGI commitments reach US$17.9B
Fitch Ratings · RIGI Registry

All 8 developments → · Updated 15 May 2026

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